Puppet

https://docs.puppetlabs.com/references/latest/type.html

Remove Cached catalog

rm /var/lib/puppet/client_data/catalog/*

Remove all Certificates

rm -rf /var/lib/puppet/ssl/*

Linter

puppet-lint

Check with http://puppet-lint.com/checks/

Templates

https://docs.puppetlabs.com/guides/templating.html

content => template('modulename/templatename.erb')

r10k

r10k puppetfile install